Add an interrupt which is EINT usually to support runtime PM,
meanwhile add "interrupt-names" property, for backward
compatibility, it's optional and used when wakeup interrupt
exists
Reviewed-by: Rob Herring <robh@xxxxxxxxxx>
Signed-off-by: Chunfeng Yun <chunfeng.yun@xxxxxxxxxxxx>
---
v2: add Reviewed-by Rob
---
.../devicetree/bindings/usb/mediatek,mtk-xhci.yaml | 13 ++++++++++++-
1 file changed, 12 insertions(+), 1 deletion(-)
diff --git a/Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.yaml b/Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.yaml
index 45bf4ea00c9e..4fe8a301d03f 100644
--- a/Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.yaml
+++ b/Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.yaml
@@ -46,7 +46,18 @@ properties:
- const: ippc # optional, only needed for case 1.
interrupts:
- maxItems: 1
+ description:
+ use "interrupts-extended" when the interrupts are connected to the
+ separate interrupt controllers
+ minItems: 1
+ items:
+ - description: xHCI host controller interrupt
+ - description: optional, wakeup interrupt used to support runtime PM
+
+ interrupt-names:
+ items:
+ - const: host
+ - const: wakeup
power-domains:
description: A phandle to USB power domain node to control USB's MTCMOS
--
2.18.0
